DK728488A - Udblaesningssikring - Google Patents

Udblaesningssikring

Info

Publication number: DK728488A
Authority: DK; Denmark
Prior art keywords: blow; out preventer; designed; bore hole; elements
Prior art date: 1987-05-14

Application number

DK728488A

Other languages

English (en)

Other versions

DK170260B1 (da

DK728488D0 (da

Inventor

Rune Askeland

Vidar Larsen

Original Assignee

Smedvig Peder As

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1987-05-14

Filing date

1988-12-29

Publication date

1988-12-29

1988-12-29 Application filed by Smedvig Peder As filed Critical Smedvig Peder As

1988-12-29 Publication of DK728488A publication Critical patent/DK728488A/da

1988-12-29 Publication of DK728488D0 publication Critical patent/DK728488D0/da

1995-07-17 Application granted granted Critical

1995-07-17 Publication of DK170260B1 publication Critical patent/DK170260B1/da

Links

238000012856 packing Methods 0.000 abstract 3
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract 2
238000006073 displacement reaction Methods 0.000 abstract 1
238000005553 drilling Methods 0.000 abstract 1
239000012530 fluid Substances 0.000 abstract 1
239000003345 natural gas Substances 0.000 abstract 1

Classifications

- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
- E21B33/127—Packers; Plugs with inflatable sleeve
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/10—Valve arrangements in drilling-fluid circulation systems
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
- E21B34/08—Valve arrangements for boreholes or wells in wells responsive to flow or pressure of the fluid obtained

Landscapes

Engineering & Computer Science (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Mining & Mineral Resources (AREA)
Physics & Mathematics (AREA)
Environmental & Geological Engineering (AREA)
Fluid Mechanics (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Mechanical Engineering (AREA)
Earth Drilling (AREA)
Pipe Accessories (AREA)

DK728488A 1987-05-14 1988-12-29 Udblæsningssikring DK170260B1 (da)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
NO871995		1987-05-14
NO871995A NO871995D0 (no)	1987-05-14	1987-05-14	Utblaasningssikring.
NO8800043		1988-05-13
PCT/NO1988/000043 WO1988008917A1 (en)	1987-05-14	1988-05-13	Blowout preventer

Publications (3)

Publication Number	Publication Date
DK728488A true DK728488A (da)	1988-12-29
DK728488D0 DK728488D0 (da)	1988-12-29
DK170260B1 DK170260B1 (da)	1995-07-17

Family

ID=19889932

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK728488A DK170260B1 (da)	1987-05-14	1988-12-29	Udblæsningssikring

Country Status (7)

Country	Link
US (1)	US4905958A (da)
EP (1)	EP0417084B1 (da)
BR (1)	BR8807053A (da)
DE (1)	DE3885909T2 (da)
DK (1)	DK170260B1 (da)
NO (1)	NO871995D0 (da)
WO (1)	WO1988008917A1 (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NO306418B1 (no)	1998-03-23	1999-11-01	Rogalandsforskning	Utblaasningssikring
CN114645687B (zh) *	2020-12-17	2023-04-11	中国石油化工股份有限公司	一种复合坐封方式的防喷器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1924425A (en) *	1931-05-28	1933-08-29	Baash Ross Tool Company Inc	Blow-out preventer
US3283823A (en) *	1963-09-05	1966-11-08	Elbert E Warrington	Well close-off means
US3503445A (en) *	1968-04-16	1970-03-31	Exxon Production Research Co	Well control during drilling operations
GB1378596A (en) *	1972-02-28	1974-12-27	Shell Int Research	Borehole close-off tool
GB1452272A (en) *	1972-10-25	1976-10-13	Shell Int Research	Method and means for controlling kicks during operations in a boreholde penetrating subsurface formations
US3908769A (en) *	1973-01-04	1975-09-30	Shell Oil Co	Method and means for controlling kicks during operations in a borehole penetrating subsurface formations
US3941190A (en) *	1974-11-18	1976-03-02	Lynes, Inc.	Well control apparatus
RO89841A (ro) *	1983-02-04	1986-07-30	Van Gils Adrianus W.,Nl	Prevenitor de eruptie

1987
- 1987-05-14 NO NO871995A patent/NO871995D0/no unknown
1988
- 1988-05-13 WO PCT/NO1988/000043 patent/WO1988008917A1/en not_active Ceased
- 1988-05-13 BR BR888807053A patent/BR8807053A/pt not_active IP Right Cessation
- 1988-05-13 DE DE88904675T patent/DE3885909T2/de not_active Expired - Fee Related
- 1988-05-13 EP EP88904675A patent/EP0417084B1/en not_active Expired - Lifetime
- 1988-12-06 US US07/282,128 patent/US4905958A/en not_active Expired - Fee Related
- 1988-12-29 DK DK728488A patent/DK170260B1/da not_active IP Right Cessation

Also Published As

Publication number	Publication date
BR8807053A (pt)	1989-10-31
WO1988008917A1 (en)	1988-11-17
DE3885909T2 (de)	1994-05-05
NO871995D0 (no)	1987-05-14
EP0417084A1 (en)	1991-03-20
DK170260B1 (da)	1995-07-17
DK728488D0 (da)	1988-12-29
EP0417084B1 (en)	1993-11-24
DE3885909D1 (de)	1994-01-05
US4905958A (en)	1990-03-06

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Legal Events

Date	Code	Title	Description
1995-07-17	B1	Patent granted (law 1993)
2001-02-26	PBP	Patent lapsed